MODEL

DESCRIPTION

RPRT-420-300

Reference PRT, max 420 °C, length 300 mm, straight

RPRT-420-230A

Reference PRT, max 420 °C, length 230 mm (before angle), 90° angled

RPRT-660-300

Reference PRT, max 660 °C, length 300 mm, straight

RPRT-660-230A

Reference PRT, max 660 °C, length 230 mm (before angle), 90° angled

PARAMETER

RPRT-420-300 & RPRT-420-230A

RPRT-660-300 & RPRT-660-230A

Temperature range

–200 to 420 °C

– 200 to 660 °C

Nominal resistance at 0.010 °C

100 Ohm ±0.5 Ohm

100 Ohm ±0.5 Ohm

Temperature coefficient

0.003925 Ohm/Ohm/°C

0.0039250 Ohm/Ohm/°C

Sheath diameter x length

6.35 mm ±0.08 mm x 305 mm ±0.08 mm

(0.25 in ±0.003 x 12 in ±0.13 in)

6.35 mm ±0.08 mm x 305 mm ±0.08 mm

(0.25 in ±0.003 x 12 in ±0.13 in)

Short-term repeatability 1)

±0.007 °C at 0.010 °C

±0.013 °C at max temp

±0.007 °C at 0.010 °C

±0.013 °C at max temp

Drift 2)

±0.007 °C at 0.010 °C

±0.013 °C at max temp

±0.007 °C at 0.010 °C

±0.013 °C at max temp

Hysteresis

±0.010 °C maximum

±0.010 °C maximum

Sensor length

30 mm ±5 mm (1.2 in ±0.2 in)

30 mm ±5 mm (1.2 in ±0.2 in)

Sensor location

3 mm ±1 mm from tip (0.1 in ±0.1 in)

3 mm ±1 mm from tip (0.1 in ±0.1 in)

Sheath material

Inconel 600

Inconel 600

Maximum immersion (nominal)

Straight: 305 mm (12 in)

Angled: 210 mm (8.3 in)

Straight: 305 mm (12 in)

Angled: 210 mm (8.3 in)

Minimum immersion (<5>

100 mm (3.9 in)

100 mm (3.9 in)

Minimum insulation resistance

500 MOhm at 23 °C

500 MOhm at 23 °C, 10 MOhm at 670 °C

Transition junction temperature range 3)

–50 °C to 200 °C

–50 °C to 200 °C

Transition junction dimensions

71 mm x 12.5 mm (2.8 in x .42 in)

71 mm x 12.5 mm (2.8 in x .42 in)

Typical response time

12 seconds

12 seconds

Self heating (in 0 °C bath)

50 mW/°C

50 mW/°C

Lead-wire cable

Teflon cable, Teflon insulated, 24 AWG stranded, silverplated copper

Teflon cable, Teflon insulated, 24 AWG stranded, silver plated copper

Lead-wire length

1.8 m (6 ft)

1.8 m (6 ft)

Lead-wire temperature range

–50 °C to 250 °C

–50 °C to 250 °C

Warranty

Warranty 1 Year

Warranty 1 Year